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  2. 2024 CrowdStrike-related IT outages - Wikipedia

    en.wikipedia.org/wiki/2024_CrowdStrike-related...

    On 19 July at 04:09 UTC, CrowdStrike distributed a faulty configuration update for its Falcon sensor software running on Windows PCs and servers. A modification to a configuration file which was responsible for screening named pipes, Channel File 291, caused an out-of-bounds memory read [15] in the Windows sensor client that resulted in an invalid page fault.

  3. System crash screen - Wikipedia

    en.wikipedia.org/wiki/Screen_of_death

    On the PlayStation 2, the red screen of death bears similarities to the regular startup, such as the pitched-down menu screen audio and its subsequent ambient noises, alongside a faint whistle. After the normal startup, a red screen will appear with a message saying "Please insert a PlayStation or PlayStation 2 format

  4. Blue screen of death - Wikipedia

    en.wikipedia.org/wiki/Blue_screen_of_death

    This is not a crash screen, however; upon crashing, Windows 1.0 would simply lock up or exit to DOS. This behavior is also present in Windows 2.0 and Windows 2.1. Windows 3.0 uses a text-mode screen for displaying important system messages, usually from digital device drivers in 386 Enhanced Mode or other situations where a program could not run.

  5. Shutdown (computing) - Wikipedia

    en.wikipedia.org/wiki/Shutdown_(computing)

    Shutdown options have been moved from a separate dialog box to the start menu, in Windows Vista and later versions of Microsoft Windows. The above is from Windows 7.. In Microsoft Windows and ReactOS, a PC or server is shut down by selecting the Shutdown item from the Start menu on the desktop.

  6. Black screen of death - Wikipedia

    en.wikipedia.org/wiki/Black_screen_of_death

    MS-DOS and all versions of Windows after Windows 3.1 (Windows 95, Windows 98, Windows Me, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 and Windows 11) also display a black screen of death when the operating system is unable to boot properly. There are many factors that can contribute to this problem, including the ...

  7. Lock screen - Wikipedia

    en.wikipedia.org/wiki/Lock_screen

    Windows 10 maintains this design, whilst adding the ability to use the Cortana voice assistant from the lock screen, and support for slide shows, and the "Windows Spotlight" service to retrieve daily wallpapers and optionally receive advertising and suggestions related to the wallpaper.

  8. File locking - Wikipedia

    en.wikipedia.org/wiki/File_locking

    These locks will be visible to other NFS clients that implement fcntl-style POSIX locks, but invisible to those that do not. [10] Lock upgrades and downgrades release the old lock before applying the new lock. If an application downgrades an exclusive lock to a shared lock while another application is blocked waiting for an exclusive lock, the ...

  9. Bootloader unlocking - Wikipedia

    en.wikipedia.org/wiki/Bootloader_unlocking

    Unlocking the bootloader allows installing and running unsigned code on a device, including user customized software. Operating outside the manufacturer specification might usually result in voiding any warranties and may make the device susceptible to data theft, as the integrity of the operating system (as intended by the manufacturer) can no longer be guaranteed. [1]